ftp://ftp.net.usf.edu/pub3/centos/4.6/updates/  direct

16 B  2008-12-09HEADER.images  2288+ mirrors
[DIR]SRPMS/  direct  43771+ twin directories
[DIR]i386/  direct  65535+ twin directories
[DIR]ia64/  direct  32506+ twin directories
[DIR]x86_64/  direct  65535+ twin directories
14 B  2008-12-09HEADER.html  3966+ mirrors